1 : 15 - scale
150 / 15 x 1 = 10
120 / 15 x 1 = 8
Dimensions of the drawings = 10 by 8
F^-1(x)= x/9 + 1/3
To find this, just interchange the variables and solve for y.
y=9x-3
x=9y-3
x+3=9y
divide by nine
The indefinite integral will be 
<h3 /><h3>what is indefinite integral?</h3>
When we integrate any function without the limits then it will be an indefinite integral.
General Formulas and Concepts:
Integration Rule [Reverse Power Rule]:

Integration Property [Multiplied Constant]:

Integration Property [Addition/Subtraction]:
![\int [f(x)\pmg(x)]dx=\int f(x)dx\pm \intg(x)dx](https://tex.z-dn.net/?f=%5Cint%20%5Bf%28x%29%5Cpmg%28x%29%5Ddx%3D%5Cint%20f%28x%29dx%5Cpm%20%5Cintg%28x%29dx)
[Integral] Rewrite [Integration Property - Addition/Subtraction]:
[Integrals] Rewrite [Integration Property - Multiplied Constant]:
[Integrals] Reverse Power Rule:
Simplify:
So the indefinite integral will be
To know more about indefinite integral follow
brainly.com/question/27419605
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To solve problem 1 what you need to do is figure out how many miles the girls have walked so far and then subtract that from the total distance they must complete.
3/4-(3/10+1/4)
Step 1:Change the denominators so that way they are all the same
3/4=15/20
3/10=6/20 15/20-(6/20+5/20)
1/4=5/20
Step 2: Begin solving the problem
6/20+5/20=11/20
15/20-11/20=4/20
Step 3: Simplify your answer
4/20=1/5
Step 4 (is optional): Write your answer in a complete statement
The three girls walk 1/5mile together to school
Answer: A
I hope this is correct and if not I apologize for giving false information.